详细说明GDM-451万用表的详细介绍DCVOLTAGERange200mV,2V,20V,200V,1000VBestAccuracy∮(0.05%rdg+3digits)InputImpedance10MACVOLTAGE(40Hz~400Hz)Range2V,20V,200V,750VBestAccuracy∮(0.5%rdg+10digits)InputImpedance2MDCCURRENTRange2mA,20mA,200mA,20ABestAccuracy∮(0.5%rdg+5digits)ACCURRENT(50Hz~400Hz)Range20mA,200mA,20ABestAccuracy∮(0.8%rdg+10digits)RESISTANCERange200~200M7rangesBestAccuracy∮(0.3%rdg+1digit)CONTINUITYBEEPER Buzzersoundsifconductancelessthan70DIODETESTOpenVoltage3.0VtypicalCAPACITANCERange2nF,20nF,2F,20FBestAccuracy∮(3%rdg+40digits)FREQUENCYRange1Hz~20kHzBestAccuracy∮(1.5%rdg+5digits)TEMPERATURE()Range-40~1000BestAccuracy∮1%+30LCDDISPLAY 41/2digitsPOWERSOURCESingle9Vbattery(6F22) ACCESSORIES InstructionmanualBatteryTestleadsDIMENSIONS WEIGHT80(W)x165(H)x38.3(D)mmApprox.275g